LOD.h

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//    Copyright 2004-2019, SenseGraphics AB
//
//    This file is part of H3D API.
//
//    H3D API is free software; you can redistribute it and/or modify
//    it under the terms of the GNU General Public License as published by
//    the Free Software Foundation; either version 2 of the License, or
//    (at your option) any later version.
//
//    H3D API is distributed in the hope that it will be useful,
//    but WITHOUT ANY WARRANTY; without even the implied warranty of
//    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//    GNU General Public License for more details.
//
//    You should have received a copy of the GNU General Public License
//    along with H3D API; if not, write to the Free Software
//    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//
//    A commercial license is also available. Please contact us at 
//    www.sensegraphics.com for more information.
//
//
//
#ifndef __LOD_H__
#define __LOD_H__
 
#include <H3D/MatrixTransform.h>
#include <H3D/SFInt32.h>
#include <H3D/MFFloat.h>
 
 
namespace H3D {
 
  class H3DAPI_API LOD : public MatrixTransform {
  public:
    
    LOD(       Inst< AddChildren    > _addChildren      = 0,
               Inst< RemoveChildren > _removeChildren   = 0,
               Inst< MFChild        > _children         = 0,
               Inst< SFNode         > _metadata         = 0,
               Inst< SFBound        > _bound            = 0,
               Inst< SFInt32        > _level_changed    = 0,
               Inst< SFVec3f        > _bboxCenter       = 0,
               Inst< SFVec3f        > _bboxSize         = 0,
               Inst< SFVec3f        > _center           = 0,
               Inst< SFBool         > _forceTransitions = 0,
               Inst< MFFloat        > _range            = 0 );
    
    virtual void render();
 
     virtual void traverseSG( TraverseInfo &ti );
 
    virtual bool lineIntersect(
      const Vec3f &from, 
      const Vec3f &to,    
      LineIntersectResult &result );
 
    virtual void closestPoint( const Vec3f &p,
                               NodeIntersectResult &result );
 
    virtual bool movingSphereIntersect( H3DFloat radius,
                                        const Vec3f &from, 
                                        const Vec3f &to,
                                        NodeIntersectResult &result );
 
    H3DUniquePtr< SFInt32 > level_changed;
 
    H3DUniquePtr <SFInt32> display_index; 
 
    H3DUniquePtr< SFVec3f > center;
 
    H3DUniquePtr< SFBool > forceTransitions;
 
    H3DUniquePtr< MFFloat > range;
 
    static H3DNodeDatabase database;
  };
}
 
#endif